School of Physics Lecture Demonstration Manual

Wave properties

Wa-1 Wave Machines

Published: Tuesday 14 March 2006

To demonstrate the basic principles of wave motion. Wave machines exist to demonstrate both longitudinal and transverse waves.

Wa-2 Phase and Group Velocity

Published: Tuesday 14 March 2006

To demonstrate the difference between phase and group velocity.

Wa-3 The Ripple Tank

Published: Tuesday 14 March 2006

To Demonstrate wave phenomena using a ripple tank.

Wa-4 Crova's Disc

Published: Tuesday 14 March 2006

To demonstrate standing waves and progressive waves.

Wa-5 Speed of Sound (Density Dependence)

Published: Tuesday 14 March 2006

To demonstrate the dependance of the velocity of sound upon the density of the carrier gas.

Wa-6 The Speed of Sound (Using Lissajous figures)

Published: Tuesday 14 March 2006

To measure the speed of sound in air using ultrasonic transducers by the Lissajous method.

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